Buggy code:
else if ( argName . equals ( "testWords" ) ) { String [ ] parts = argValue . split ( ";" ) ; testWords = new HashSet < String > ( ) ; for ( String part : parts ) testWords . add ( part ) ; } else if ( argName . equals ( "includeLexiconCoverage" ) ) { includeLexiconCoverage = argValue . equalsIgnoreCase ( "true" ) ; } else if ( argName . equals ( "includeUnknownWordResults" ) ) { includeUnknownWordResults = argValue . equalsIgnoreCase ( "true" ) ; } else if ( argName . equals ( "iterations" ) ) iterations = Integer . parseInt ( argValue ) ; else if ( argName . equals ( "cutoff" ) ) cutoff = Integer . parseInt ( argValue ) ; else if ( argName . equals ( "dependencyLabels" ) ) dependencyLabelPath = argValue ; else if ( argName . equals ( "parsingConstrainer" ) ) parsingConstrainerPath = argValue ; else if ( argName . equals ( "algorithm" ) ) algorithm = MachineLearningAlgorithm . valueOf ( argValue ) ; else if ( argName . equals ( "linearSVMSolver" ) ) solverType = LinearSVMSolverType . valueOf ( argValue ) ; else if ( argName . equals ( "linearSVMCost" ) ) constraintViolationCost = Double . parseDouble ( argValue ) ; else if ( argName . equals ( "linearSVMEpsilon" ) ) epsilon = Double . parseDouble ( argValue ) ; else if ( argName . equals ( "perceptronTolerance" ) ) perceptronTolerance = Double . parseDouble ( argValue ) ; else if ( argName . equals ( "averageAtIntervals" ) ) averageAtIntervals = argValue . equalsIgnoreCase ( "true" ) ; else if ( argName . equals ( "perceptronObservationPoints" ) ) { String [ ] points = argValue . split ( "," ) ; perceptronObservationPoints = new ArrayList < Integer > ( ) ; for ( String point : points ) perceptronObservationPoints . add ( Integer . parseInt ( point ) ) ; } else if ( argName . equals ( "tokeniserType" ) ) { tokeniserType = TokeniserType . valueOf ( argValue ) ; } else if ( argName . equals ( "patternTokeniser" ) ) patternTokeniserType = PatternTokeniserType . valueOf ( argValue ) ; else if ( argName . equals ( "excludeFile" ) ) { excludeFileName = argValue ; } else if ( argName . equals ( "port" ) ) { port = Integer . parseInt ( argValue ) ; } else if ( argName . equals ( "preloadLexicon" ) ) { preloadLexicon = argValue . equalsIgnoreCase ( "true" ) ; } else if ( argName . equals ( "locale" ) ) { locale = Locale . forLanguageTag ( argValue ) ; } else if ( argName . equals ( "languageCorpusMap" ) ) { languageCorpusMapPath = argValue ; } else if ( argName . equals ( "corpusLexicalEntryRegex" ) ) { corpusLexicalEntryRegexPath = argValue ; } else if ( argName . equals ( "languagePack" ) ) { languagePackPath = argValue ; } else { System . out . println ( ( "Unknown<seq2seq4repair_space>argument:<seq2seq4repair_space>" + argName ) ) ; throw new RuntimeException ( ( "Unknown<seq2seq4repair_space>argument:<seq2seq4repair_space>" + argName ) ) ; } } if ( ( command ) == null ) throw new TalismaneException ( "No<seq2seq4repair_space>command<seq2seq4repair_space>provided." ) ; if ( ( ! ( ( implementation ) instanceof LanguagePackImplementation ) ) && ( languagePackPath != null ) ) throw new TalismaneException ( ( ( "The<seq2seq4repair_space>implementation<seq2seq4repair_space>" + ( implementation . getClass ( ) . getSimpleName ( ) ) ) + "<seq2seq4repair_space>does<seq2seq4repair_space>not<seq2seq4repair_space>accept<seq2seq4repair_space>language<seq2seq4repair_space>packs" ) ) ; if ( ( implementation ) instanceof LanguagePackImplementation ) { if ( languagePackPath != null ) { File languagePackFile = this . getFile ( languagePackPath ) ; if ( ! ( languagePackFile . exists ( ) ) ) <START_BUG> throw new TalismaneException ( ( "languagePack:<seq2seq4repair_space>could<seq2seq4repair_space>not<seq2seq4repair_space>find<seq2seq4repair_space>file:<seq2seq4repair_space>" + languagePackPath ) ) ; <END_BUG>

Fix:
throw new TalismaneException ( ( "languagePack:<seq2seq4repair_space>could<seq2seq4repair_space>not<seq2seq4repair_space>find<seq2seq4repair_space>file:<seq2seq4repair_space>" + ( languagePackFile . getPath ( ) ) ) ) ;